90393885

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 161336448

約数和(自身を除く): 70942563

約数列:

[1, 3, 5, 9, 15, 45, 53, 151, 159, 251, 265, 453, 477, 753, 755, 795, 1255, 1359, 2259, 2265, 2385, 3765, 6795, 8003, 11295, 13303, 24009, 37901, 39909, 40015, 66515, 72027, 113703, 119727, 120045, 189505, 199545, 341109, 360135, 568515, 598635, 1705545, 2008753, 6026259, 10043765, 18078777, 30131295, 90393885]

約数ペア:

[(1, 90393885), (3, 30131295), (5, 18078777), (9, 10043765), (15, 6026259), (45, 2008753), (53, 1705545), (151, 598635), (159, 568515), (251, 360135), (265, 341109), (453, 199545), (477, 189505), (753, 120045), (755, 119727), (795, 113703), (1255, 72027), (1359, 66515), (2259, 40015), (2265, 39909), (2385, 37901), (3765, 24009), (6795, 13303), (8003, 11295)]